[Godebert]

Scientists have found hints that a "ghost" species of archaic humans may have contributed genetic material to ancestors of people living in Sub-Saharan Africa today.

[SunkenCiv]

The research adds to a growing body of evidence suggesting that sexual rendezvous between different archaic human species may not have been unusual.

Heh, only a bunch of geeks would miss that one for so long. ;^) Thanks for that link!